How to Register and Activate Launch X431 Diagun IV?

User registration

Tap “Login” on the upper right corner of the main menu screen:
 
1. If you are a new user, tap “New Registration”. See Fig.2 below

Note: To obtain better service, you need to provide real information.

A. Create App account: In Fig. 3, fill in the information in each field and then tap “Register”, a screen similar to the following will appear:
 
B. Activate the VCI connector: In Fig. 4, input the Serial Number and Activation Code, which can be found in the password envelope.
 
Note: To exit and activate it later, tap “Skip”. In this case, you can activate your connector by tapping “Activate Connector” in “Personal Center”.

3 Activate Connector. 

C. Download diagnostic software: Tap “Activate”, a dialog box similar to Fig. 5 will appear:

To download the diagnostic software, tap “Yes” to enter the software download page. Tap “No” to download it later. On the download page, tap “Update” to start downloading. It may take several minutes to finish it, please be patient to wait. To pause downloading, tap “Pause”. To resume it, tap “Continue”. Once download is complete, the system will install the software package automatically.

2. If you have registered to be a member, input your name and password, and then tap the “Login” button to enter the main menu screen directly.
Note: X-431 Diagun IV has an auto-save function. Once the username and password are correctly entered, the system will automatically store it. Next time you login the system, you will not be asked to input the account manually.

3. If you forgot the password, tap “Retrieve Password”, and then follow the on-screen instructions to retrieve it.